.day {
    width: 62px;
    height: 35px;
    line-height: 35px;
    border: 2px solid #53dcdf;
    border-radius: 12px;
    color: #fff;
    cursor: pointer;
    font-size: 14px;
    display: flex;
    top: 10px;
    position: absolute;
    right: 10px;
    z-index: 5;
}

.day b {
    flex: 1;
    text-align: center;
    border-radius: 9px 0 0 9px;
}

.day :last-child {
    border-left: 2px solid #53dcdf;
    border-radius: 0 9px 9px 0;
}

.Day,
.Month {
    background-color: #06e1e4;
}